12 lines
380 B
Java
12 lines
380 B
Java
// concurrent/SerialNumberSupplier.java
|
|
// (c)2016 MindView LLC: see Copyright.txt
|
|
// We make no guarantees that this code is fit for any purpose.
|
|
// Visit http://OnJava8.com for more book information.
|
|
|
|
public class SerialNumberSupplier {
|
|
private static volatile int serialNumber = 0;
|
|
public static int nextSerialNumber() {
|
|
return serialNumber++; // Not thread-safe
|
|
}
|
|
}
|